Major Ic Internal Block Diagram And Pin Description - LG CED-8081B Service Manual

MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION

IC401 (OTI-9071) : RF Signal Processor for CD-R/RW
Block Diagram
HAVC
MPDSH
AIN
BIN
CIN
DIN
SPDSH
EIN
FIN
GIN
FUNCTIONS
HIN
WBLSH
GAINUP
WPLTSH
WREFSH
MCLK
PRST#
ULAT
UTXD
URXD
USCK
VREF
2VREF
RBIAS
FVREF
FPDO
FPDI
RFPDSH
WFPDSH
VRDCN
VRDC
RREF
VWDCN
VWDC
WREF
VWDC1
VWDC2
VARIOUS
INTERNAL
SIGNAL
AUX1
AUX2
AUX3
INPUT
S/H
STAGES
AND
MATRIX
uC
I/F
VREF
VREF
APC
FEO
MPPO
SPPO
TRACKING
VREF
FUNCTIONS
SADO
SBCO
FUNCTIONS
VREF
MCLK
TE
BHO1
GENERATION
PHO1
VREF
SWRF1
SWRF2
WLDON
VREF
SRFO
RFO
EQUALIZER
FOCUS
AND
ATIP
RP
TX/RX
PEAK
BOTTOM
HOLD
PEAK
BOTTOM
HOLD
FOR BETA
RF
MPPO
CEO
CEP
CEN
BS
TEIN
TE
FE
TC
XTAND
AGCCAP1
AGCCAP2
AGCCAP3
AGCON
ATFM
ATFG
BPFCLK
SRCH#
SRCHLP
DTE
RPBC
RRFIN1
TEBC
RP
RX
TX
BHO1
PHO1
BHC1
PHC1
PHO2
BHO2
BHC2
PHC2
RRFIN2
WLDON
RECDIN
RECD1
RECD2
RRF
EQRFP
EQRFN
MUXOUT1
MUXOUT2
31